void UpdateUi(ExtendedLabel view, TextView control)
{
if (!string.IsNullOrEmpty(view.FontName))
{
control.Typeface = TrySetFont(view.FontName);
}
if (!string.IsNullOrEmpty(view.FontNameAndroid))
{
control.Typeface = TrySetFont(view.FontNameAndroid); ;
}
if (view.FontSize > 0)
{
control.TextSize = (float)view.FontSize;
}
if (view.IsUnderline)
{
control.PaintFlags = control.PaintFlags | PaintFlags.UnderlineText;
}
if (view.IsStrikeThrough)
{
control.PaintFlags = control.PaintFlags | PaintFlags.StrikeThruText;
}
}
public ExtendedLabelPage()
{
InitializeComponent();
BindingContext = ViewModelLocator.Main;
var label = new ExtendedLabel
{
Text = "From code, using Device.OnPlatform, Underlined",
FontName = "Open 24 Display St.ttf",
FriendlyFontName = Device.OnPlatform<String>("", "", "Open 24 Display St"),
IsUnderline = true,
FontSize = 22,
};
var label2 = new ExtendedLabel
{
Text = "From code, Strikethrough",
FontName = "Open 24 Display St.ttf",
FriendlyFontName = Device.OnPlatform<String>("", "", "Open 24 Display St"),
IsUnderline = false,
IsStrikeThrough = true,
FontSize = 22,
};
stkRoot.Children.Add(label);
stkRoot.Children.Add(label2);
}
/// <summary>
/// Updates the UI.
/// </summary>
/// <param name="view">
/// The view.
/// </param>
/// <param name="control">
/// The control.
/// </param>
private static void UpdateUi(ExtendedLabel view, UILabel control)
{
if (!string.IsNullOrEmpty(view.FontName))
{
var font = UIFont.FromName(
view.FontName,
(view.FontSize > 0) ? (float)view.FontSize : 12.0f);
if (font != null)
{
control.Font = font;
}
}
if (!string.IsNullOrEmpty(view.FontNameIOS))
{
var font = UIFont.FromName(
view.FontNameIOS,
(view.FontSize > 0) ? (float)view.FontSize : 12.0f);
if (font != null)
{
control.Font = font;
}
}
if (view.IsUnderline) {
control.AttributedText = new NSAttributedString (
control.Text,
underlineStyle: NSUnderlineStyle.Single);
}
}
public ExtendedLabelPage()
{
InitializeComponent();
BindingContext = ViewModelLocator.Main;
var label = new ExtendedLabel
{
Text = "and From code",
FontName = Device.OnPlatform<String>("Roboto-Light", "fonts/Roboto-Light.ttf", "Courier New"),
IsUnderline = true,
FontSize = 22,
};
var label2 = new ExtendedLabel
{
Text = "and From code",
FontName = Device.OnPlatform<String>("Roboto-Light", "fonts/Roboto-Light.ttf", "Courier New"),
IsUnderline = false,
IsStrikeThrough = true,
FontSize = 22,
};
stkRoot.Children.Add(label);
stkRoot.Children.Add(label2);
}
/// <summary>
/// Updates the UI.
/// </summary>
/// <param name="view">
/// The view.
/// </param>
/// <param name="control">
/// The control.
/// </param>
private static void UpdateUi(ExtendedLabel view, UILabel control)
{
if (view.FontSize > 0)
{
control.Font = UIFont.FromName(control.Font.Name,(float)view.FontSize);
}
if (!string.IsNullOrEmpty(view.FontName))
{
string fontName = view.FontName;
//if extension given then remove it for iOS
if (fontName.LastIndexOf(".", System.StringComparison.Ordinal) == fontName.Length - 4)
{
fontName = fontName.Substring(0, fontName.Length - 4);
}
var font = UIFont.FromName(
fontName, control.Font.PointSize);
if (font != null)
{
control.Font = font;
}
}
//======= This is for backward compatability with obsolete attrbute 'FontNameIOS' ========
if (!string.IsNullOrEmpty(view.FontNameIOS))
{
var font = UIFont.FromName(
view.FontNameIOS,
(view.FontSize > 0) ? (float)view.FontSize : 12.0f);
if (font != null)
{
control.Font = font;
}
}
//====== End of obsolete section ==========================================================
var attrString = new NSMutableAttributedString(control.Text);
if (view.IsUnderline)
{
//control.AttributedText = new NSAttributedString(
// control.Text,
// underlineStyle: NSUnderlineStyle.Single);
attrString.AddAttribute(UIStringAttributeKey.UnderlineStyle, NSNumber.FromInt32((int)NSUnderlineStyle.Single), new NSRange(0, attrString.Length));
}
if (view.IsStrikeThrough)
{
attrString.AddAttribute(UIStringAttributeKey.StrikethroughStyle, NSNumber.FromInt32((int)NSUnderlineStyle.Single), new NSRange(0, attrString.Length));
}
control.AttributedText = attrString;
}
public ExtendedLabelPage()
{
InitializeComponent();
BindingContext = ViewModelLocator.Main;
var label = new ExtendedLabel
{
Text = "From code, using Device.OnPlatform, Underlined",
FontName = "Open 24 Display St.ttf",
FriendlyFontName = Device.OnPlatform("", "", "Open 24 Display St"),
IsUnderline = true,
FontSize = 22,
};
var label2 = new ExtendedLabel
{
Text = "From code, Strikethrough",
FontName = "Open 24 Display St.ttf",
FriendlyFontName = Device.OnPlatform("", "", "Open 24 Display St"),
IsUnderline = false,
IsStrikeThrough = true,
FontSize = 22,
};
var font = Font.OfSize("Open 24 Display St", 22);
var label3 = new ExtendedLabel
{
Text = "From code, Strikethrough and using Font property",
TextColor = Device.OnPlatform(Color.Black,Color.White, Color.White),
IsUnderline = false,
IsStrikeThrough = true
};
var label4 = new ExtendedLabel
{
IsDropShadow = true,
Text = "From code, Dropshadow with TextColor",
TextColor = Color.Green
};
var label5 = new Label
{
Text = "Standard Label created using code",
};
label3.Font = font;
stkRoot.Children.Add(label4);
stkRoot.Children.Add(label3);
stkRoot.Children.Add(label2);
stkRoot.Children.Add(label);
stkRoot.Children.Add(label5);
}
void UpdateUi(ExtendedLabel view, TextView control)
{
if (!string.IsNullOrEmpty (view.FontName)) {
control.Typeface = TrySetFont (view.FontName);
}
if (!string.IsNullOrEmpty (view.FontNameAndroid)) {
control.Typeface = TrySetFont (view.FontNameAndroid);;
}
if (view.FontSize > 0)
control.TextSize = (float)view.FontSize;
}
public ExtendedLabelPage()
{
InitializeComponent ();
BindingContext = ViewModelLocator.Main;
var label = new ExtendedLabel () {
Text = "and From code",
};
label.FontName = Device.OnPlatform<String>("Roboto-Light", "fonts/Roboto-Light.ttf", "");
label.FontSize = 22;
stkRoot.Children.Add (label);
}
/// <summary>
/// Updates the UI.
/// </summary>
/// <param name="view">
/// The view.
/// </param>
/// <param name="control">
/// The control.
/// </param>
private static void UpdateUi(ExtendedLabel view, TextBlock control)
{
if (!string.IsNullOrEmpty(view.FontName))
{
control.FontFamily = new FontFamily(view.FontName);
control.FontSize = (view.FontSize > 0) ? (float)view.FontSize : 12.0f;
}
if (view.IsUnderline)
{
control.TextDecorations = TextDecorations.Underline;
}
}
/// <summary>
/// Updates the UI.
/// </summary>
/// <param name="view">
/// The view.
/// </param>
/// <param name="control">
/// The control.
/// </param>
private static void UpdateUi(ExtendedLabel view, TextBlock control)
{
if (!string.IsNullOrEmpty(view.FontName))
{
control.FontFamily = new FontFamily(view.FontName);
control.FontSize = (view.FontSize > 0) ? (float)view.FontSize : 12.0f;
}
if (view.IsUnderline)
{
control.TextDecorations = TextDecorations.Underline;
}
}
/// <summary>
/// Updates the UI.
/// </summary>
/// <param name="view">
/// The view.
/// </param>
/// <param name="control">
/// The control.
/// </param>
private static void UpdateUi(ExtendedLabel view, UILabel control)
{
if (!string.IsNullOrEmpty(view.FontName))
{
var font = UIFont.FromName(
view.FontName,
(view.FontSize > 0) ? (float)view.FontSize : 12.0f);
if (font != null)
{
control.Font = font;
}
}
if (!string.IsNullOrEmpty(view.FontNameIOS))
{
var font = UIFont.FromName(
view.FontNameIOS,
(view.FontSize > 0) ? (float)view.FontSize : 12.0f);
if (font != null)
{
control.Font = font;
}
}
var attrString = new NSMutableAttributedString(control.Text);
if (view.IsUnderline)
{
//control.AttributedText = new NSAttributedString(
// control.Text,
// underlineStyle: NSUnderlineStyle.Single);
attrString.AddAttribute(UIStringAttributeKey.UnderlineStyle, NSNumber.FromInt32((int)NSUnderlineStyle.Single), new NSRange(0, attrString.Length));
}
if (view.IsStrikeThrough)
{
attrString.AddAttribute(UIStringAttributeKey.StrikethroughStyle, NSNumber.FromInt32((int)NSUnderlineStyle.Single), new NSRange(0, attrString.Length));
}
control.AttributedText = attrString;
}
/// <summary>
/// Updates the UI.
/// </summary>
/// <param name="view">
/// The view.
/// </param>
/// <param name="control">
/// The control.
/// </param>
private void UpdateUi(ExtendedLabel view, TextBlock control)
{
if (!string.IsNullOrEmpty(view.FontName))
{
control.FontFamily = new FontFamily(view.FontName);
control.FontSize = (view.FontSize > 0) ? (float)view.FontSize : 12.0f;
}
if (view.IsUnderline)
{
control.TextDecorations = TextDecorations.Underline;
}
if (view.IsStrikeThrough)
{
//isn't perfect, but it's a start
var border = new Border() { Height = 1, Width = this.Control.ActualWidth, Background = control.Foreground, HorizontalAlignment = HorizontalAlignment.Center };
Canvas.SetTop(border, (this.Control.ActualHeight / 2) - 0.5);
((Xamarin.Forms.Platform.WinPhone.VisualElementRenderer<Xamarin.Forms.Label, System.Windows.Controls.TextBlock>)(this)).Children.Add(border);
}
}
void UpdateUi(ExtendedLabel view, TextView control)
{
if (!string.IsNullOrEmpty(view.FontName))
{
string filename = view.FontName;
//if no extension given then assume and add .ttf
if (filename.LastIndexOf(".", System.StringComparison.Ordinal) != filename.Length - 4)
{
filename = string.Format("{0}.ttf", filename);
}
control.Typeface = TrySetFont(filename);
}
//======= This is for backward compatability with obsolete attrbute 'FontNameAndroid' ========
if (!string.IsNullOrEmpty(view.FontNameAndroid))
{
control.Typeface = TrySetFont(view.FontNameAndroid); ;
}
//====== End of obsolete section ==========================================================
if (view.FontSize > 0)
{
control.TextSize = (float)view.FontSize;
}
if (view.IsUnderline)
{
control.PaintFlags = control.PaintFlags | PaintFlags.UnderlineText;
}
if (view.IsStrikeThrough)
{
control.PaintFlags = control.PaintFlags | PaintFlags.StrikeThruText;
}
}
/// <summary>
/// Updates the UI.
/// </summary>
/// <param name="view">
/// The view.
/// </param>
/// <param name="control">
/// The control.
/// </param>
private void UpdateUi(ExtendedLabel view, TextBlock control)
{
if (!string.IsNullOrEmpty(view.FontName))
{
control.FontFamily = new FontFamily(view.FontName);
control.FontSize = (view.FontSize > 0) ? (float)view.FontSize : 12.0f;
}
if (view.IsUnderline)
{
control.TextDecorations = TextDecorations.Underline;
}
if (view.IsStrikeThrough)
{
//isn't perfect, but it's a start
var border = new Border()
{
Height = 1, Width = this.Control.ActualWidth, Background = control.Foreground, HorizontalAlignment = HorizontalAlignment.Center
};
Canvas.SetTop(border, (this.Control.ActualHeight / 2) - 0.5);
((Xamarin.Forms.Platform.WinPhone.VisualElementRenderer <Xamarin.Forms.Label, System.Windows.Controls.TextBlock>)(this)).Children.Add(border);
}
}
/// <summary>
/// Updates the UI.
/// </summary>
/// <param name="view">
/// The view.
/// </param>
/// <param name="control">
/// The control.
/// </param>
private void UpdateUi(ExtendedLabel view, TextBlock control)
{
if (view.FontSize > 0)
{
control.FontSize = (float)view.FontSize;
}
//control.FontSize = (view.FontSize > 0) ? (float)view.FontSize : 12.0f;
////need to do this ahead of font change due to unexpected behaviour if done later.
if (view.IsStrikeThrough)
{
//isn't perfect, but it's a start
var border = new Border
{
Height = 2,
Width = this.Control.ActualWidth,
Background = control.Foreground,
HorizontalAlignment = HorizontalAlignment.Center
};
Canvas.SetTop(border, control.FontSize * .72);
//Canvas.SetTop(border, (this.Control.ActualHeight / 2) - 0.5);
this.Children.Add(border);
//// STILL IN DEVELOPMENT === alternative and possibly more flexible grid method - Got stuck making this controls parent the grid below
//var strikeThroughGrid = new System.Windows.Controls.Grid();
//strikeThroughGrid.VerticalAlignment = VerticalAlignment.Top;
//strikeThroughGrid.HorizontalAlignment = HorizontalAlignment.Left;
////define rows
//var colDef1 = new System.Windows.Controls.RowDefinition { Height = new System.Windows.GridLength(1, System.Windows.GridUnitType.Star) };
//var colDef2 = new System.Windows.Controls.RowDefinition { Height = new System.Windows.GridLength(1, System.Windows.GridUnitType.Star) };
//strikeThroughGrid.RowDefinitions.Add(colDef1);
//strikeThroughGrid.RowDefinitions.Add(colDef2);
////add textblock
//strikeThroughGrid.Children.Add(control);
//System.Windows.Controls.Grid.SetRowSpan(control,2);
////add border
//var strikethroughBorder = new Border{BorderThickness = new System.Windows.Thickness(0,0,0,2) , BorderBrush = control.Foreground , Padding = new System.Windows.Thickness(0,0,0,control.FontSize*0.3)};
//strikeThroughGrid.Children.Add(strikethroughBorder);
}
if (!string.IsNullOrEmpty(view.FontName))
{
string filename = view.FontName;
//if no extension given then assume and add .ttf
if (filename.LastIndexOf(".", StringComparison.Ordinal) != filename.Length - 4)
{
filename = string.Format("{0}.ttf", filename);
}
if (IsLocalFontFileExists(filename)) //only substitute custom font if exists
{
control.FontFamily =
new FontFamily(string.Format(@"\Assets\Fonts\{0}#{1}", filename,
string.IsNullOrEmpty(view.FriendlyFontName)
? filename.Substring(0, filename.Length - 4)
: view.FriendlyFontName));
}
}
if (view.IsUnderline)
{
control.TextDecorations = TextDecorations.Underline;
}
}
/// <summary>
/// Updates the UI.
/// </summary>
/// <param name="view">
/// The view.
/// </param>
/// <param name="control">
/// The control.
/// </param>
private void UpdateUi(ExtendedLabel view, TextBlock control)
{
if (view.FontSize > 0)
control.FontSize = (float) view.FontSize;
//control.FontSize = (view.FontSize > 0) ? (float)view.FontSize : 12.0f;
////need to do this ahead of font change due to unexpected behaviour if done later.
if (view.IsStrikeThrough)
{
//isn't perfect, but it's a start
var border = new Border
{
Height = 2,
Width = this.Control.ActualWidth,
Background = control.Foreground,
HorizontalAlignment = HorizontalAlignment.Center
};
Canvas.SetTop(border, control.FontSize*.72);
//Canvas.SetTop(border, (this.Control.ActualHeight / 2) - 0.5);
this.Children.Add(border);
//// STILL IN DEVELOPMENT === alternative and possibly more flexible grid method - Got stuck making this controls parent the grid below
//var strikeThroughGrid = new System.Windows.Controls.Grid();
//strikeThroughGrid.VerticalAlignment = VerticalAlignment.Top;
//strikeThroughGrid.HorizontalAlignment = HorizontalAlignment.Left;
////define rows
//var colDef1 = new System.Windows.Controls.RowDefinition { Height = new System.Windows.GridLength(1, System.Windows.GridUnitType.Star) };
//var colDef2 = new System.Windows.Controls.RowDefinition { Height = new System.Windows.GridLength(1, System.Windows.GridUnitType.Star) };
//strikeThroughGrid.RowDefinitions.Add(colDef1);
//strikeThroughGrid.RowDefinitions.Add(colDef2);
////add textblock
//strikeThroughGrid.Children.Add(control);
//System.Windows.Controls.Grid.SetRowSpan(control,2);
////add border
//var strikethroughBorder = new Border{BorderThickness = new System.Windows.Thickness(0,0,0,2) , BorderBrush = control.Foreground , Padding = new System.Windows.Thickness(0,0,0,control.FontSize*0.3)};
//strikeThroughGrid.Children.Add(strikethroughBorder);
}
if (!string.IsNullOrEmpty(view.FontName))
{
string filename = view.FontName;
//if no extension given then assume and add .ttf
if (filename.LastIndexOf(".", StringComparison.Ordinal) != filename.Length - 4)
{
filename = string.Format("{0}.ttf", filename);
}
if (IsLocalFontFileExists(filename)) //only substitute custom font if exists
control.FontFamily =
new FontFamily(string.Format(@"\Assets\Fonts\{0}#{1}", filename,
string.IsNullOrEmpty(view.FriendlyFontName)
? filename.Substring(0, filename.Length - 4)
: view.FriendlyFontName));
}
if (view.IsUnderline)
control.TextDecorations = TextDecorations.Underline;
}
